Home / 63,382.28-95,042.70-31,778.78

Finding the Fourth Proportional to 63,382.28, 95,042.70 and 31,778.78

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Solution

The fourth proportional to 63,382.28, 95,042.70 and 31,778.78 is: 47,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,382.28 : 95,042.70 = 31,778.78 : x
  2. Step 2: Convert to fraction form
    63,382.28/95,042.70 = 31,778.78/x
  3. Step 3: Cross multiply
    63,382.28x = 95,042.70 × 31,778.78
  4. Step 4: Simplify right side
    63,382.28x = 3,020,340,578.69
  5. Step 5: Solve for x
    x = 3,020,340,578.69/63,382.28
  6. Step 6: Final answer
    x = 47,652.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.